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प्रश्न
Soil erosion can be prevented by
विकल्प
raising forests
deforestation
excessive use of fertilizer
overgrazing by animals
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उत्तर
raising forests
Explanation:
Soil erosion is the removal and transportation of the top layer of soil from its original position to another place with the help of strong winds and fast running rain water.
Soil erosion can be prevented by raising forests, as the roots of plants have an important role in preventing soil erosion. Roots hold the soil particles and reduce the exposure of soil to air and wind, thereby reducing its displacement.
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संबंधित प्रश्न
What are the methods of preventing or reducing soil erosion?
How are living organisms dependent on the soil? Are organisms that live in water totally independent of soil as a resource?
Write a note on how forests influence the quality of our air, soil and water resources.
What is soil erosion? Explain means of preventing it.
What is weathering? Elucidate in the various types of weathering.
Give various sources and harmful effects of soil pollution.
Which of the following is not a greenhouse gas?
Lichens are called pioneer colonisers of bare rock. How can they help in the formation of soil?
Fertile soil has lots of humus. Why?
Why step farming is common in hills?
